shenxingjian/target/classes/mapper/EmailMapper.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
<mapper namespace="com.yc.education.mapper.EmailMapper" >
  <resultMap id="BaseResultMap" type="com.yc.education.model.Email" >
    <!--
      WARNING - @mbggenerated
    -->
    <id column="id" property="id" jdbcType="BIGINT" />
    <result column="name" property="name" jdbcType="VARCHAR" />
    <result column="createtime" property="createtime" jdbcType="TIMESTAMP" />
  </resultMap>
   <!-- 后台通讯订阅根据邮箱名称模糊查询 -->
   <select id="listEmail" resultMap="BaseResultMap">
  	select * from email
  	<where>
  			<if test="name != null and name != '' ">
  			and name like concat('%',#{name},'%')
  			</if>
  	</where>
  	order by createtime desc
   </select>
</mapper>